CN204552673U - Rod-shaped instrument fishing device - Google Patents
Rod-shaped instrument fishing device Download PDFInfo
- Publication number
- CN204552673U CN204552673U CN201520096648.3U CN201520096648U CN204552673U CN 204552673 U CN204552673 U CN 204552673U CN 201520096648 U CN201520096648 U CN 201520096648U CN 204552673 U CN204552673 U CN 204552673U
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- China
- Prior art keywords
- rod
- locking device
- fishing
- shaped instrument
- adjustment sleeve
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Abstract
The utility model relates to a kind of borehole instruments marine salvage equipment, in particular to a kind of rod-shaped instrument fishing device, its technical scheme is: comprise fishing guide cylinder, locking device, adjustment sleeve and crossover sub, the top of fishing guide cylinder connects adjustment sleeve, the upper end coupling adapter of described adjustment sleeve, the top jointed rod of crossover sub, locking device is positioned at the two ends of adjustment sleeve, the lower end of locking device connects fishing guide cylinder, and the upper end of locking device is fixed on the top of adjustment sleeve; The beneficial effects of the utility model are: structure is simple, easy to use, effectively can realize the salvage of drilling well tester, be convenient to the salvaging of shaft-like tester, the adjustment upper and lower two ends of sleeve are provided with the salvage that locking device effectively can realize rod-shaped instrument, effectively improve operating efficiency, alleviate labour intensity.
Description
Technical field
The utility model relates to a kind of borehole instruments marine salvage equipment, particularly a kind of rod-shaped instrument fishing device.
Background technology
At present in oil drilling industry, the instrument major part of boring record well logging use is rod-shaped instrument, and the instrument of this kind of pattern in use the problem that instrument falls into well often can occur.Also do not fall into the fishing tool of bore hole at present for rod-shaped instrument, be just difficult to salvage when rod-shaped instrument falls into bore hole, instrument running cost is high, adds operating cost.
Summary of the invention
The purpose of this utility model is exactly in view of the foregoing defects the prior art has, provides a kind of rod-shaped instrument fishing device, and structure is simple, easy to use, effectively can realize the salvage of drilling well tester.
Its technical scheme is: comprise fishing guide cylinder, locking device, adjustment sleeve and crossover sub, the top of fishing guide cylinder connects adjustment sleeve, the upper end coupling adapter of described adjustment sleeve, the top jointed rod of crossover sub, locking device is positioned at the two ends of adjustment sleeve, the lower end of locking device connects fishing guide cylinder, the upper end of locking device is fixed on the top of adjustment sleeve, described locking device comprises locking body, support screw, bailer grab, guide rail, bearing pin, first release screw, second release screw, torque spring and the second jump ring, locking body is provided with guide-track groove, described guide-track groove upper mounting rail, described locking body is provided with support screw hole and release screw installing hole, guide rail and bailer grab are provided with through hole, bearing pin is through bailer grab two ends connection guide rail, described bailer grab and the junction of bearing pin are provided with torque spring, support screw is provided with support screw in hole, the first release screw is provided with in release screw installing hole.
The inside of the first above-mentioned release screw is provided with helicla flute, and the second jump ring and the second release screw are installed in the first release screw inside.
Above-mentioned bailer grab comprises upper and lower two lobes and drags for pawl composition, and two lobes drag for the barb that pawl outer end is provided with.
Above-mentioned barb is the arc structure tilted laterally.
The first jump ring is provided with in above-mentioned support screw hole, the first described jump ring is positioned at the inner side of support screw, when first jump ring does not compress, upper and lower two bailer grabs do not contact, and when the first jump ring is compressed at utmost, the power relying on bailer grab local distortion to produce is locked.
The bottom of above-mentioned fishing guide cylinder is provided with spiral and dials hook, and spiral is dialled hook and is convenient to the down-hole rod-shaped instrument that sets right, and makes it enter smoothly in fishing guide cylinder.
The beneficial effects of the utility model are: structure is simple, easy to use, effectively can realize the salvage of drilling well tester, be convenient to the salvaging of shaft-like tester, the adjustment upper and lower two ends of sleeve are provided with the salvage that locking device effectively can realize rod-shaped instrument, effectively improve operating efficiency, alleviate labour intensity, decrease operating cost.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model;
Accompanying drawing 2 is locking device structure schematic diagrames of the present utility model;
In upper figure: fishing guide cylinder 1, locking device 2, adjustment sleeve 3, crossover sub 4, locking body 2.1, support screw 2.2, first jump ring 2.3, bailer grab 2.4, guide rail 2. 5, bearing pin 2.6, first discharge screw 2.7, second and discharge screw 2.8, torque spring 2.9, second jump ring 2.10, guide-track groove 2.11, support screw hole 2.12, release screw installing hole 2.13, barb 2.4.1.
Detailed description of the invention
1-2 by reference to the accompanying drawings, the utility model will be further described:
The utility model comprises fishing guide cylinder 1, locking device 2, adjustment sleeve 3 and crossover sub 4, the top of fishing guide cylinder 1 connects adjustment sleeve 3, the upper end coupling adapter 4 of described adjustment sleeve 3, the top jointed rod of crossover sub 4, locking device 2 is positioned at the two ends of adjustment sleeve 3, the lower end of locking device 2 connects fishing guide cylinder 1, the upper end of locking device 2 is fixed on the top of adjustment sleeve 3, described locking device 2 comprises locking body 2.1, support screw 2.2, bailer grab 2.4, guide rail 2. 5, bearing pin 2.6, first release screw 2.7, second release screw 2.8, torque spring 2.9 and the second jump ring 2.10, locking body 2.1 is provided with guide-track groove 2.11, described guide-track groove 2.11 upper mounting rail 2.5, described locking body 2.1 is provided with support screw hole 2.12 and release screw installing hole 2.13, guide rail 2.5 and bailer grab 2.4 are provided with through hole, bearing pin 2.6 is through bailer grab 2.4 two ends connection guide rail 2.5, described bailer grab 2.4 is provided with torque spring 2.9 with the junction of bearing pin 2.6, support screw 2.2 is provided with in support screw hole 2.12, the first release screw 2.7 is provided with in release screw installing hole 2.13.
Wherein, the inside of the first release screw 2.7 is provided with helicla flute, the second jump ring 2.10 and the second release screw 2.8 is installed in first release screw 2.7 inside, the second jump ring 2.10 is relied on to fix the position of the second release screw 2.8 in the first release screw 2.7, this knockdown screw combination can realize the fixing of guide rail 2.5, the rod-shaped instrument salvaged under simultaneously can discharging locking state.
Wherein, bailer grab 2.4 comprises upper and lower two lobes and drags for pawl composition, and two lobes drag for the barb 2.4.1 that pawl outer end is provided with.
Wherein, barb 2.4.1 is the arc structure tilted laterally, is convenient to block the shaft-like junk in down-hole.
Wherein, the first jump ring 2.3 is provided with in support screw hole 2.12, the first described jump ring 2.3 is positioned at the inner side of support screw 2.2, when first jump ring 2.3 does not compress, upper and lower two bailer grabs 2.4 do not contact, when first jump ring 2.3 is compressed at utmost, the power relying on bailer grab 2.4 local distortion to produce is locked.
In addition, the bottom of fishing guide cylinder 1 is provided with spiral and dials hook, and spiral is dialled hook and is convenient to the down-hole rod-shaped instrument that sets right, and makes it enter smoothly in fishing guide cylinder 1.
Operating principle: when locking device 2 assembles, first guide rail 2.5, bailer grab 2.4, torque spring 2.9 and bearing pin 2.6 are assembled, then guide rail 2.5 is installed in locking body 2.1 guide-track groove 2.11, then first release screw 2.7 is installed and fixes guide rail 2.5 position, support screw 2.2 and the first jump ring 2.3 are installed, support screw 2.2 and the first jump ring 2.3 block bailer grab 2.4 for supporting, and finally install the second release screw 2.8 and the second jump ring 2.10.Locking device 2 is critical components of whole fishing socket, the rod-shaped instrument that it can realize entering fishing socket can upwards enter smoothly, realize the downward locking of rod-shaped instrument simultaneously, finally realize the successful salvaging of rod-shaped instrument, fishing guide cylinder 1 is according to the different conditions of fall well rod-shaped instrument size and down-hole, connect different dialling and hook pattern, will fall, well rod-shaped instrument is introduced in fishing socket smoothly, due to the design of support screw 2.2, make after the salvaged pawl 2.4 of rod-shaped instrument is locked, the power that dependence bailer grab 2.4 local distortion produces is to lock the rod-shaped instrument in salvaging.
The beneficial effects of the utility model are: structure is simple, easy to use, effectively can realize the salvage of drilling well tester, be convenient to the salvaging of shaft-like tester, the adjustment upper and lower two ends of sleeve are provided with the salvage that locking device effectively can realize rod-shaped instrument, effectively improve operating efficiency, alleviate labour intensity, decrease operating cost.
Claims (6)
1. a rod-shaped instrument fishing device, it is characterized in that: comprise fishing guide cylinder (1), locking device (2), adjustment sleeve (3) and crossover sub (4), the top of fishing guide cylinder (1) connects adjustment sleeve (3), the upper end coupling adapter (4) of described adjustment sleeve (3), the top jointed rod of crossover sub (4), locking device (2) is positioned at the two ends of adjustment sleeve (3), the lower end of locking device (2) connects fishing guide cylinder (1), the upper end of locking device (2) is fixed on the top of adjustment sleeve (3), described locking device (2) comprises locking body (2.1), support screw (2.2), bailer grab (2.4), guide rail (2. 5), bearing pin (2.6), first release screw (2.7), second release screw (2.8), torque spring (2.9) and the second jump ring (2.10), locking body (2.1) is provided with guide-track groove (2.11), described guide-track groove (2.11) upper mounting rail (2.5), described locking body (2.1) is provided with support screw hole (2.12) and release screw installing hole (2.13), guide rail (2.5) and bailer grab (2.4) are provided with through hole, bearing pin (2.6) is through bailer grab (2.4) two ends connection guide rail (2.5), described bailer grab (2.4) is provided with torque spring (2.9) with the junction of bearing pin (2.6), support screw (2.2) is provided with in support screw hole (2.12), the first release screw (2.7) is provided with in release screw installing hole (2.13).
2. rod-shaped instrument fishing device according to claim 1, is characterized in that: the inside of the first described release screw (2.7) is provided with helicla flute, and the second jump ring (2.10) and the second release screw (2.8) are installed in the first release screw (2.7) inside.
3. rod-shaped instrument fishing device according to claim 1, is characterized in that: described bailer grab (2.4) comprises upper and lower two lobes and drags for pawl composition, and two lobes drag for the barb (2.4.1) that pawl outer end is provided with.
4. rod-shaped instrument fishing device according to claim 3, is characterized in that: described barb (2.4.1) is the arc structure tilted laterally.
5. rod-shaped instrument fishing device according to claim 1, it is characterized in that: in described support screw hole (2.12), be provided with the first jump ring (2.3), described the first jump ring (2.3) is positioned at the inner side of support screw (2.2), when first jump ring (2.3) does not compress, upper and lower two bailer grabs (2.4) do not contact, when first jump ring (2.3) is compressed at utmost, the power relying on bailer grab (2.4) local distortion to produce is locked.
6. rod-shaped instrument fishing device according to claim 1, is characterized in that: the bottom of described fishing guide cylinder (1) is provided with spiral and dials hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520096648.3U CN204552673U (en) | 2015-02-11 | 2015-02-11 | Rod-shaped instrument fishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520096648.3U CN204552673U (en) | 2015-02-11 | 2015-02-11 | Rod-shaped instrument fishing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204552673U true CN204552673U (en) | 2015-08-12 |
Family
ID=53827800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520096648.3U Active CN204552673U (en) | 2015-02-11 | 2015-02-11 | Rod-shaped instrument fishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204552673U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437592A (en) * | 2016-10-10 | 2017-02-22 | 中石化石油工程技术服务有限公司 | Sticking releasing device and method for downhole instrument string |
| CN112096332A (en) * | 2020-08-21 | 2020-12-18 | 中石化石油工程技术服务有限公司 | Radioactive source fishing device |
-
2015
- 2015-02-11 CN CN201520096648.3U patent/CN204552673U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106437592A (en) * | 2016-10-10 | 2017-02-22 | 中石化石油工程技术服务有限公司 | Sticking releasing device and method for downhole instrument string |
| CN106437592B (en) * | 2016-10-10 | 2018-12-25 | 中石化石油工程技术服务有限公司 | The release device and releasing method of downhole instrument string |
| CN112096332A (en) * | 2020-08-21 | 2020-12-18 | 中石化石油工程技术服务有限公司 | Radioactive source fishing device |
| CN112096332B (en) * | 2020-08-21 | 2022-05-06 | 中石化石油工程技术服务有限公司 | Radioactive source fishing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220218 Address after: 100029 Chaoyang District, Beijing Hui Xin Street six, Twelfth level. Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: Sinopec Jingwei Co.,Ltd. Patentee after: Shengli directional well company of Sinopec Jingwei Co.,Ltd. Address before: 100101 Beichen West Road, Chaoyang District, Beijing 8 Beichen world center, block A 703. Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: Drilling engineering technology company of Sinopec Shengli Petroleum Engineering Co., Ltd |